He has also hosted and appeared on several radio programs. Watson has authored the novels Bullet Points in 2004, A Light-Hearted Look At Murder in 2007, Eleven in 2011, The Knot in 2012, Hotel Alpha in 2015, and The Place That Didn’t Exist in 2016. He also authored the book Crap at the Environment in 2008 and the graphic novel Dan and Sam in 2015. He has released the stand-up DVDs Mark Watson Live in 2011 and Flaws in 2014.